2.6

CVE-2013-2061: opensuse

CVSS: 2.6v2.0LowModified
AliasesDEBIAN-CVE-2013-2061
Published 15-11-2013Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2013-2061 is a low (CVSS 2.6) vulnerability in opensuse. EPSS estimates a 2.81% chance of exploitation in the next 30 days, higher than 86.3% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
21/100
0100
Low · default modelHow is this calculated?
CVSS score
2.6/10
010
Low · v2.0 (NVD)
EPSS score
2.81%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github

Timeline

  1. 15-11-2013
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

The openvpn_decrypt function in crypto.c in OpenVPN 2.3.0 and earlier, when running in UDP mode, allows remote attackers to obtain sensitive information via a timing attack involving an HMAC comparison function that does not run in constant time and a padding oracle attack on the CBC mode cipher.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

2.81%

Chance of exploitation in the next 30 days

Percentile

86%

Versus all other CVEs

30-day change

0.00 pp

From 2.81% on 20-09-2026

20-09-202620-10-2026
EPSS score
2.81%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • githubUnverified

    Openvpn

    Maturity: poc

Weaknesses

CWE · root cause

Affected systems

Openvpn2 products
  • openvpnEOL≤ 2.3.0 | 1.2.0 | 1.2.1 | 1.3.0 | 1.3.1 | 1.3.2 | 1.4.0 | 1.4.1 | 1.4.2 | 1.4.3 | 1.5.0 | 1.6.0 | 2.1.0 | 2.2.0
  • openvpn_access_server2.0.0
Debian1 product
  • openvpn< 2.3.1-1
Opensuse1 product

3 vendors · 4 products

References

11 links
Show all 11 references